Shell tortilla



FIG. 1 is a perspective view of a shell tortilla illustrating a first embodiment of our new design;

FIG. 2 is a front elevational view of the first embodiment, the undisclosed rear being a mirror image;

FIG. 3 is a side elevational view of the first embodiment, the undisclosed side being a mirror image;

FIG. 4 is a top plan view of the first embodiment;

FIG. 5 is a bottom plan view of the first embodiment;

FIG. 6 is a perspective view of a tortilla container illustrating a second embodiment of our new design;

FIG. 7 is a front elevational view of the second embodiment, the undisclosed rear being a mirror image;

FIG. 8 is a side elevational view of the second embodiment, the undisclosed side being a mirror image;

FIG. 9 is a top plan view of the second embodiment; and,

FIG. 10 is a bottom plan view of the second embodiment. 

The ornamental design for shell tortilla, as shown and described. 